124912401966 has 64 divisors (see below), whose sum is σ = 305129721600. Its totient is φ = 37563271200.

The previous prime is 124912401949. The next prime is 124912401979. The reversal of 124912401966 is 669104219421.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 724821 + ... + 880448.

It is an arithmetic number, because the mean of its divisors is an integer number (4767651900).

Almost surely, 2^124912401966 is an apocalyptic number.

124912401966 is an abundant number, since it is smaller than the sum of its proper divisors (180217319634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124912401966 is a wasteful number, since it uses less digits than its factorization.

124912401966 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605422 (or 1605416 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 124912401966 in words is "one hundred twenty-four billion, nine hundred twelve million, four hundred one thousand, nine hundred sixty-six".